Home / 134,830.98-202,272.48-51,718.50

Finding the Fourth Proportional to 134,830.98, 202,272.48 and 51,718.50

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Solution

The fourth proportional to 134,830.98, 202,272.48 and 51,718.50 is: 77,587.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,830.98 : 202,272.48 = 51,718.50 : x
  2. Step 2: Convert to fraction form
    134,830.98/202,272.48 = 51,718.50/x
  3. Step 3: Cross multiply
    134,830.98x = 202,272.48 × 51,718.50
  4. Step 4: Simplify right side
    134,830.98x = 10,461,229,256.88
  5. Step 5: Solve for x
    x = 10,461,229,256.88/134,830.98
  6. Step 6: Final answer
    x = 77,587.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.